.main{
      width: 800px;
      height: 1000px;
      background-color: #fff;
}
.box{
    float: left;
    margin: 0 auto;
}
.broadsize{
    margin-right: 50px;
   float: left;
    width: 400px;
    height: 700px;

}
.broadsize img{
    width: 400px;
    height: 700px;
}

.box1{
    margin: 0;
    width: 128px;
    height: 56px;

}
.box1 img{
    float: left;
    width: 32px;
    height: 32px;
}
.box1 span{
    float: left;
    font-size: 16px;
    height: 32px;
    line-height: 32px;
}
.box3{
    height: 2000px;
}
.box3 p{
 font-size: 18px;

 line-height: 40px;
 color: #666666;
}